1. Lindblom, C. E. The science of muddling through. Public Adm. Rev. 19, 79–88 (1959).
2. Lindblom, C. E. Still muddling, not yet through. Public Adm. Rev. 39, 517–527 (1979).
3. Magleby, D. B. Direct Legislation: Voting on Ballot Propositions in the United States (Johns Hopkins University Press, 1984).
4. Gale, D. The Theory of Linear Economic Models (University of Chicago Press, 1960).
5. Hillier, F. S. & Lieberman, G. J. Introduction to Operations Research (McGraw-Hill Science/Engineering/Math, 2004).